<template>
    <el-form ref="loginFormRef" :model="loginForm" :rules="loginRules" size="large">
        <el-form-item prop="username">
            <el-input v-model="loginForm.username" placeholder="用户名：admin / user">
                <template #prefix>
                    <el-icon class="el-input__icon">
                        <user />
                    </el-icon>
                </template>
            </el-input>
        </el-form-item>
        <el-form-item prop="password">
            <el-input v-model="loginForm.password" type="password" placeholder="密码：123456" show-password
                autocomplete="new-password">
                <template #prefix>
                    <el-icon class="el-input__icon">
                        <lock />
                    </el-icon>
                </template>
            </el-input>
        </el-form-item>
    </el-form>
    <div class="login-btn">
        <el-button :icon="CircleClose" round size="large" @click="resetForm(loginFormRef)"> 重置 </el-button>
        <el-button :icon="UserFilled" round size="large" type="primary" :loading="loading" @click="login(loginFormRef)">
            登录
        </el-button>
    </div>
</template>


<script setup lang='ts'>
import { ref, reactive } from "vue";
import { useRouter } from "vue-router";
import { loginApi } from "@/api/modules/login";
import { useUserStore } from "@/stores/modules/user";
import { initDynamicRouter } from "@/routers/modules/dynamicRouter";
import { CircleClose, UserFilled } from "@element-plus/icons-vue";
import type { ElForm } from "element-plus";

const router = useRouter();
const userStore = useUserStore();
type FormInstance = InstanceType<typeof ElForm>;
const loginFormRef = ref<FormInstance>();
const loginRules = reactive({
    username: [{ required: true, message: "请输入用户名", trigger: "blur" }],
    password: [{ required: true, message: "请输入密码", trigger: "blur" }]
});
const loading = ref(false);
const loginForm = reactive<any>({
    username: "admin",
    password: "123456"
});
// login
const login = (formEl: FormInstance | undefined) => {
    if (!formEl) return;
    formEl.validate(async valid => {
        if (!valid) return;
        loading.value = true;
        try {
            // 1.执行登录接口
            const data = await loginApi({ ...loginForm });
            userStore.setToken(data);
            // 2.添加动态路由
            await initDynamicRouter();
            // 4.跳转到首页
            router.push('home');
        } finally {
            loading.value = false;
        }
    })
}
// resetForm
const resetForm = (formEl: FormInstance | undefined) => {
    if (!formEl) return;
    formEl.resetFields();
};
</script>


<style lang='scss' scoped>
.el-form-item {
    margin-bottom: 40px;
}


.login-btn {
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin-top: 40px;
    white-space: nowrap;


    .el-button {
        width: 185px;
    }
}
</style>